Hanzhuang Lock is located on the Old Canal of Hanzhuang in the southeast of Weishan Lake in Hanzhuang Town (the 12th step north of the Yangtze River of Beijing-Hangzhou Canal), 3 kilometers away from the mouth of Weishan Lake. It is one of the major projects in the extension project of Jining to Taierzhuang section of Beijing-Hangzhou Canal. The lock grade II is 230 meters long, 23 meters wide and 5 meters deep at the threshold. The upper and lower gate head gate adopts double miter gate, the upper gate is 10.95 meters high, the lower gate is 12.12 meters high. There are four valves in the upper and lower sluice head water transmission gallery. The valves are 4.37 meters high and 3.5 meters wide.

In 2022, our company won the bid and completed the updating work of 4 sets of QRWY-230KN/120KN-4.66m hydraulic miter door hoist and 4 sets of 200KN/110KN-4.2m valve hydraulic hoist for Hanzhuang first-line lock.